An internal threading tool with longitudinally separated cutting edges designed to form specific threads.
Classification: Tools for tapping or threading, parts thereof, of base metal
NSN 6620-01-306-1347
NSN 5960-00-168-1678
NSN 6320-01-530-4870
NSN 6150-01-086-1973
NSN 6130-01-523-4143
NSN 4140-01-154-8632
NSN 5930-01-441-9400
NSN 6145-01-381-3958
NSN 6220-00-111-0921
NSN 6105-01-154-6960
NSN 2925-01-510-9378
NSN 5998-01-390-2627